Answer:
James II's support to the catholicism and catholic leaders an issue because all his support toward Roman catholics seemed as if he showed favouritism.
Explanation:
James II when converted towards catholicism started favouring Roman catholics to such a great extent that he only appointed them because of their religion.
In the wake of doing this he oppinted people who were roman catholics and oppointing them on a higher positions such as the army general and lieutenants.
His behaviour and favouritism raged the parliament, which led into a rebellion.